sandwich_orders=['big sandwich','small sandwich','red sandwich']
finished_sandwiches=[]
while sandwich_orders:
    current_order = sandwich_orders.pop(0)
    print(f'wo are making {current_order}')
    finished_sandwiches.append(current_order)
print('以下三明治已制作完成：')
for sandwich in finished_sandwiches:
    print(f'-{sandwich.title()}')